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Chip with the couple cavity arrays (CCAs) wire bonded to a printed circuit board on top of a copper holder. 2025 EPFL/HQC - CC-BY-SA 4.0

Smaller, smarter building blocks for future quantum technology

— Scientists at EPFL have made a breakthrough in designing arrays of resonators, the basic components that power quantum technologies. This innovation could create smaller, more precise quantum devices.

© 2025 EPFL

Will 2025 be the year of quantum breakthroughs?

— The UN has declared 2025 as the “International Year of Quantum Science and Technology. EPFL is leading the way in cutting-edge quantum research and the democratization of these exciting technologies.

© 2025 EPFL

“Quantum Computing is not yet having its ChatGPT moment”

— Professor Thomas Vidick joined EPFL in late 2024. He works on problems at the interface of quantum information, theoretical computer science and cryptography.

© 2025 EPFL

Computational Quantum Science Lab at the APS Global Physics Summit

— At this year's APS Global Physics Summit in Anaheim, the Computational Quantum Science Lab showcased several contributions, spanning quantum dynamics, neural-network methodologies, topological quantum systems, and quantum chemistry. Eight among lab members and collaborators delivered presentations reflecting both theoretical ingenuity and practical advancements, offering insights into the lab’s innovative approach at the intersection of quantum computing and machine learning.

A gallium phosphide photonic chip featuring multiple spiral waveguides and other test structures. Credit: Nikolai Kuznetsov (EPFL)

Ultra-broadband photonic chip boosts optical signals

— Scientists at EPFL and IBM Research have developed a compact optical amplifier based on a photonic chip that vastly outperforms traditional optical amplifiers in both bandwidth and efficiency. This breakthrough could reshape data center interconnects, AI accelerators, and high-performance computing.

Nonlinear superconducting resonator circuit for investigating dissipative phase transitions. Credit: Guillaume Beaulieu (EPFL)

Unlocking the secrets of phase transitions in quantum hardware

— EPFL researchers have achieved a remarkable result: capturing and studying phase changes in quantum hardware, which hold hold promise for next-generation technologies like quantum computing and ultra-sensitive sensors.

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